Rotor assembly shroud
AssigneeUnited Technologies Corporation
InventorsKevin L. Worley, Daniel E. Kane, Joseph H. Ewing, Jr., Arthur J. Van Suetendael, IV
Life of this patent
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Abstract
A shroud for a rotor assembly is provided comprising a mounting ring, an aft seal ring, a forward seal ring, and a blade outer air seal. The mounting ring is fixed within the casing surrounding the rotor assembly, and includes a first attachment apparatus. The blade outer air seal includes a plurality of body segments. Each body segment includes a first face, a second face, a plurality of passages for receiving cooling air disposed between the faces, a second attachment apparatus, and a post for biasing each the body segment in contact with the aft seal ring. The first and second attachment apparatus cooperate to suspend the blade outer seal segments in close proximity to the rotor assembly.
Claims10
A shroud for a rotor assembly, comprising:
- a mounting ring, fixed within a casing, said mounting ring having a first attachment means;
- an aft seal ring;
- and
- a blade outer air seal, including:
- a plurality of body segments, each said body segment having a first face, a second face, and a plurality of passages for receiving cooling air disposed between said faces;
- a second attachment means, extending out from said second face of each said segment, wherein said first and second attachment means cooperate to suspend said blade outer air seal from said mounting ring;
- and
- a post, for biasing each said body segment in contact with said aft seal ring, said post extending out from said second face of each said segment.
A blade outer air seal for a rotor assembly shroud, comprising:
- a plurality of body segments, each said body segment having a first face, a second face, and a plurality of passages for receiving cooling air disposed between said faces;
- means for suspending each said segment within the shroud, said means for suspending extending out from said second face of each said segment;
- means for biasing each said body segment within the shroud, said means for biasing extending out from said second face of each said segment;
- and
- means for augmenting the transfer of heat within said passages.
Dependencies are inferred from the claim text.